CN214901479U

CN214901479U - Flexible PCB board pastes dress carrier

Info

Publication number: CN214901479U
Application number: CN202121254502.9U
Authority: CN
Inventors: 方映
Original assignee: Suining Ruijiexing Technology Co ltd
Current assignee: Suining Ruijiexing Technology Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-11-26
Anticipated expiration: 2031-06-04

Abstract

The utility model provides a flexible PCB board mounting carrier, which comprises a seat board, a support board and a cover board which are sequentially stacked from bottom to top, wherein the PCB board is arranged between the support board and the cover board; the locking assembly sequentially penetrates through the cover plate, the carrier plate and the seat plate; the locking assembly comprises a positioning shaft which sequentially penetrates through the cover plate, the support plate and the seat plate from top to bottom, the positioning shaft is in threaded connection with the seat plate, an adjusting sleeve, a spring and a pressing sleeve are respectively sleeved outside the positioning shaft, the spring is distributed between the adjusting sleeve and the pressing sleeve, the adjusting sleeve, the spring and the pressing sleeve are uniformly distributed on the upper side of the cover plate, and the adjusting sleeve is in threaded connection with the positioning shaft. The utility model discloses can be firm fixed with the PCB board to the adjustable packing force to the PCB board, the practicality is strong.

Description

Flexible PCB board pastes dress carrier

Technical Field

The utility model relates to a PCB board pastes dress technical field particularly, relates to a flexible PCB board pastes dress carrier.

Background

Surface Mounting Technology (SMT) is a new generation of electronic Technology, which compresses conventional electronic components into a device having a volume of only a few tenths of a volume, thereby showing high density, high reliability, miniaturization, low cost, and automation of production of electronic assembly. At present, the SMT technology is widely used for advanced electronic products, particularly for computer and communication products, and the Flexible Printed Circuit (FPC) has the advantages of high wire density, light weight, thin thickness, good flexibility and the like, so that the Flexible Printed Circuit is widely produced by the SMT technology, and the Flexible Printed Circuit is difficult to fix in position due to softness and low mechanical strength of the Flexible Printed Circuit during the mounting process of the Flexible Printed Circuit.

Chinese patent publication No. CN206212453U discloses a magnetic carrier plate jig for flexible circuit board mounting, which includes a jig plate on which a magnetic carrier plate and a steel plate are sequentially stacked, a plurality of alignment protrusions and a plurality of spacing protrusions are arranged on the jig plate, first positioning holes and second positioning holes are formed on the magnetic carrier plate and the steel plate corresponding to the alignment protrusions, when in use, the flexible circuit board is fixed on the magnetic carrier plate by using the magnetic attraction of the magnetic carrier plate to the steel sheet, the alignment protrusions on the jig plate, the positioning holes on the magnetic carrier plate and the positioning holes on the steel plate are used to realize an accurate positioning function, and the steel sheet is prevented from moving on the magnetic carrier plate by the spacing protrusions to improve the positioning reliability.

However, when the circuit board is longitudinally compressed, the circuit board cannot be sufficiently clamped and fixed only by means of the magnetic adsorption force between the magnetic carrier plate and the steel plate, and the pressing force between the magnetic carrier plate and the steel plate, namely the magnetic adsorption force, is constant, so that the pressing force on the circuit board cannot be adjusted according to actual processing requirements, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide a flexible PCB board pastes dress carrier, it is fixed firm, and is adjustable to the packing force of PCB board, and the practicality is strong.

The embodiment of the utility model discloses a realize through following technical scheme:

a flexible PCB board mounting carrier comprises a base plate, a support plate and a cover plate which are sequentially stacked from bottom to top, wherein a PCB board is arranged between the support plate and the cover plate; the locking assembly sequentially penetrates through the cover plate, the carrier plate and the seat plate; the locking assembly comprises a positioning shaft which sequentially penetrates through the cover plate, the support plate and the seat plate from top to bottom, the positioning shaft is in threaded connection with the seat plate, an adjusting sleeve, a spring and a pressing sleeve are respectively sleeved outside the positioning shaft, the spring is distributed between the adjusting sleeve and the pressing sleeve, the adjusting sleeve, the spring and the pressing sleeve are uniformly distributed on the upper side of the cover plate, and the adjusting sleeve is in threaded connection with the positioning shaft.

According to a preferred embodiment, a reference hole is configured on the seat plate, a first positioning hole is arranged on the carrier plate in a penetrating manner, a second positioning hole is arranged on the cover plate in a penetrating manner, and the first positioning hole and the second positioning hole are distributed corresponding to the reference hole; the positioning shaft sequentially penetrates through the second positioning hole, the first positioning hole and the reference hole from top to bottom, the positioning shaft is respectively in sliding connection with the first positioning hole and the second positioning hole, and the positioning shaft is in threaded connection with the reference hole.

According to a preferred embodiment, the positioning shaft comprises an upper thread section, a hinged section and a lower thread section which are integrally formed; the adjusting sleeve is sleeved on the upper threaded section and is in threaded connection with the upper threaded section, the lower threaded section is embedded in the reference hole and is in threaded connection with the reference hole, and the hinging section is embedded in the first positioning hole and the second positioning hole.

According to a preferred embodiment, the diameter of the reaming section is larger than the diameter of the lower thread section.

According to a preferred embodiment, the inner diameter of the clamping sleeve is greater than the diameter of the positioning shaft.

According to a preferred embodiment, one end of the spring is connected to the adjustment sleeve and the other end is connected to the compression sleeve.

According to a preferred embodiment, the upper surface of the seat plate is provided with grooves.

The utility model discloses technical scheme has following advantage and beneficial effect at least:

the utility model discloses simple structure makes it along location axle axial displacement in order to be close to the apron through rotating the adjusting collar, and the cover that compresses tightly that is close to the apron distribution this moment supports to the apron upper surface, and along with the adjusting collar is constantly close to the apron, the spring is compressed and compress tightly the packing force crescent of cover to the apron for the apron is adjustable to the packing force size of PCB board, and is fixed firm, and the practicality is strong.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of the structure of FIG. 1 at A;

FIG. 3 is a schematic structural view of the positioning shaft of the present invention;

FIG. 4 is a schematic top view of the seat plate of the present invention;

fig. 5 is a schematic top view of the carrier plate of the present invention;

fig. 6 is a schematic top view of the middle cover plate of the present invention.

Icon: the positioning device comprises a base plate 1, a carrier plate 2, a positioning shaft 3, an upper thread section 31, a hinge section 32, a lower thread section 33, a PCB 4, a cover plate 5, an adjusting sleeve 6, a spring 7, a pressing sleeve 8, a groove 9, a reference hole 10, a first positioning hole 11, a second positioning hole 12 and a abdicating hole 13.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and thus, cannot be understood as a limitation of the present invention.

In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 6, a carrier for mounting a flexible PCB comprises a base plate 1, a carrier plate 2 and a cover plate 5 stacked in sequence from bottom to top, wherein a PCB 4 is disposed between the carrier plate 2 and the cover plate 5. The locking device further comprises a locking assembly which sequentially penetrates through the cover plate 5, the carrier plate 2 and the seat plate 1. Locking Assembly includes that top-down runs through apron 5, support plate 2 and bedplate 1's location axle 3 in proper order, should fix a position axle 3 and bedplate 1 threaded connection, and the outer cover of location axle 3 is equipped with adjusting collar 6, spring 7 respectively and compresses tightly cover 8, and spring 7 distributes between adjusting collar 6 and compressing tightly cover 8, and adjusting collar 6, spring 7 and compressing tightly cover 8 all distribute in 5 upsides of apron, adjusting collar 6 and 3 threaded connection of location axle. In this embodiment, the seat board 1 plays a supporting role, when in use, the carrier board 2 and the seat board 1 are connected and mounted through the positioning shaft 3, then the PCB 4 is laid on the upper surface of the carrier board 2, and finally the cover board 5 is connected with the carrier board 2 through the positioning shaft 3, so that the PCB 4 is located between the cover board 5 and the carrier board 2, and a matching structure as shown in fig. 1 is formed, so far, the carrier assembly is completed, then a worker rotates the adjusting sleeve 6 to make the adjusting sleeve move axially along the positioning shaft 3 to be close to the cover board 5, at this time, the pressing sleeve 8 distributed close to the cover board 5 abuts against the upper surface of the cover board 5, as the adjusting sleeve 6 is continuously close to the cover board 5, the spring 7 is compressed, and the pressing force of the cover board 5 on the cover board 4 is gradually increased, so that the pressing force of the cover board 5 on the PCB 4 is adjustable, the fixing is firm, and the practicability is strong.

As shown in fig. 4 to 6, a reference hole 10 is disposed on the seat plate 1, a first positioning hole 11 is disposed on the carrier plate 2, a second positioning hole 12 is disposed on the cover plate 5, and both the first positioning hole 11 and the second positioning hole 12 are distributed corresponding to the reference hole 10. The positioning shaft 3 sequentially penetrates through the second positioning hole 12, the first positioning hole 11 and the reference hole 10 from top to bottom, the positioning shaft 3 is respectively in sliding connection with the first positioning hole 11 and the second positioning hole 12, and the positioning shaft 3 is in threaded connection with the reference hole 10. Further, as shown in fig. 1 to 3, the positioning shaft 3 includes an upper threaded section 31, a hinge section 32, and a lower threaded section 33 which are integrally formed. The adjusting sleeve 6 is sleeved on the upper thread section 31 and is in threaded connection with the upper thread section, the lower thread section 33 is embedded in the reference hole 10 and is in threaded connection with the reference hole, and the hinging section 32 is embedded in the first positioning hole 11 and the second positioning hole 12. In this embodiment, the inner diameters of the first positioning hole 11 and the second positioning hole 12 are equal, and the inner diameters are slightly larger than the diameter of the hinge section 32, so that the matching precision is high, and the positioning effect is good. Further, the diameter of the reaming section 32 is larger than the diameter of the lower threaded section 33. Specifically, as shown in fig. 1 and 3, after the mounting is completed, the adjusting sleeve 6 is rotated to be away from the cover plate 5 along the axial direction of the positioning shaft 3, and finally the pressing sleeve 8 is disengaged from the cover plate 5, then the positioning shaft 3 is rotated to disengage the lower threaded section 33 from the reference hole 10, and then the carrier plate 2 is axially withdrawn along the positioning shaft 3 to be disengaged from the positioning shaft 3. The diameter of the hinged section 32 is here larger than the diameter of the lower threaded section 33 to facilitate removal and mounting of the carrier plate 2.

As shown in fig. 2, the inner diameter of the compression sleeve 8 is larger than the diameter of the positioning shaft 3. Can prevent the pressing sleeve 8 and the positioning shaft 3 from generating friction during relative movement, and is convenient for adjustment.

In this embodiment, one end of the spring 7 is connected to the adjusting sleeve 6, and the other end is connected to the pressing sleeve 8. The adjusting sleeve 6, the spring 7 and the pressing sleeve 8 are connected into a whole, so that the use is convenient.

In the present embodiment, as shown in fig. 4, a groove 9 is provided on the upper surface of the seat plate 1. The groove 9 can reduce the contact area between the carrier plate 2 and the seat plate 1, so that the bonding precision of the carrier plate and the seat plate is higher. As shown in fig. 6, a plurality of receding holes 13 are formed through the cover plate 5, so as to facilitate mounting of the component.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a flexible PCB board pastes dress carrier which characterized in that: the PCB comprises a seat plate (1), a carrier plate (2) and a cover plate (5) which are sequentially stacked from bottom to top, wherein a PCB (4) is arranged between the carrier plate (2) and the cover plate (5); the locking assembly sequentially penetrates through the cover plate (5), the carrier plate (2) and the seat plate (1);

locking Assembly includes that top-down runs through in proper order apron (5), support plate (2) with location axle (3) of bedplate (1), this location axle (3) with bedplate (1) threaded connection, location axle (3) outer respectively the cover be equipped with adjusting collar (6), spring (7) and compress tightly cover (8), spring (7) distribute in adjusting collar (6) and compress tightly between cover (8), adjusting collar (6), spring (7) and compress tightly cover (8) equally distribute in apron (5) upside, adjusting collar (6) with location axle (3) threaded connection.

2. The flexible PCB board mounting carrier according to claim 1, wherein: a reference hole (10) is configured on the seat plate (1), a first positioning hole (11) is arranged on the carrier plate (2) in a penetrating manner, a second positioning hole (12) is arranged on the cover plate (5) in a penetrating manner, and the first positioning hole (11) and the second positioning hole (12) are distributed correspondingly to the reference hole (10);

the positioning shaft (3) sequentially penetrates through the second positioning hole (12), the first positioning hole (11) and the reference hole (10) from top to bottom, the positioning shaft (3) is respectively in sliding connection with the first positioning hole (11) and the second positioning hole (12), and the positioning shaft (3) is in threaded connection with the reference hole (10).

3. The flexible PCB board mounting carrier according to claim 2, wherein: the positioning shaft (3) comprises an upper thread section (31), a hinged section (32) and a lower thread section (33) which are integrally formed;

the adjusting sleeve (6) is sleeved on the upper thread section (31) and in threaded connection with the upper thread section, the lower thread section (33) is embedded in the reference hole (10) and in threaded connection with the reference hole, and the hinging section (32) is embedded in the first positioning hole (11) and the second positioning hole (12).

4. The flexible PCB board mounting carrier according to claim 3, wherein: the diameter of the hinging section (32) is larger than that of the lower thread section (33).

5. The flexible PCB board mounting carrier according to claim 1, wherein: the inner diameter of the pressing sleeve (8) is larger than the diameter of the positioning shaft (3).

6. The flexible PCB board mounting carrier according to claim 1, wherein: one end of the spring (7) is connected to the adjusting sleeve (6), and the other end of the spring is connected to the pressing sleeve (8).

7. The flexible PCB board mounting carrier according to claim 1, wherein: the upper surface of the seat plate (1) is provided with a groove (9).